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New expert article in Kunststoffe magazine on mold venting Go to article
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Air Valves, Gas Venting Devices

Products

29
Air valve
S6501_A: 10 | S6501_B: 8 | S6501_C: 7,5 | S6501_D: 5 | S6501_E: 7 | S6501_L: 12 | S6501_L1: 5 | S6501_L2: 2,5
Due to high quality of materials and machining the VA conical air valve is a reliable product suitable for high production tools. The conical valve is available in a broad dimensional range down to a minimum size of four millimeters.

€57.40*
S6502 Air valve with needle
S6502_L: 300 | S6502_Note: Special length
The air needle valve was developed to inject air into the cavity allowing for ejection of the part. The lockup is guaranteed during the injection phase as the needle moves backward under air pressure. Thanks to the special design the valve leaves only a small mark on the injected part and can be used in tight spaces.

Variants from €121.10*
€124.04*
S6503 Stem seal

€63.00*
S6505 Safety-Air Valve
S6505_A: 12 | S6505_B: 7 | S6505_L: 12 | S6505_L1: 5 | S6505_SmaxWandstaerkedesSpritzteils: 1,5
One of the most common and costly drawbacks when using air valves is the jamming and subsequent filling of them and their supply channels. This problem results in long machine downtimes and hours of work to restore the mould. With the safety shut-off valve, the filling problem is permanently excluded and only routine maintenance may be required to ensure maximum efficiency. The safe shut-off valve is an air valve that complements the range of valves in the catalogue such as the conical valve and needle valves

€75.60*
S6530 Ejector unit for dynamic mould venting
S6530_A: 12 | S6530_B: 4 | S6530_C: 0,5 | S6530_D: 7 | S6530_E: 4 | S6530_F: 18 | S6530_L: 600 | S6530_L1: 35 | S6530_M: 1,2 | S6530_N: 0,3
S6530/ . . . Mat. Valve: 1.4028 / 50+2 HRC Mat. Ejector: 1.2344 / 950 HV Special features: Large venting capacity. No obstruction of gas outflow by retention of plastic particles. Drastic counterpressure reduction in mould cavity. Improvement of aesthetic part characteristics. Replacement with standardised ejector pins possible. User carries out length adjustment. Customer-specific sizes also available.

Variants from €409.54*
€444.15*
S6531 Ejector unit for dynamic mould venting
Ejector unit for dynamic mould ventingMat. Valve: 1.4028 / 50+2 HRCMat. Ejector: 1.2344 / 950 HVCharacteristics:- High venting capacity- Mold deposits cannot plug up the venting surface- Cavity air counter pressure dramatically reduced- Improvement of part‘s aesthetic characteristics- Interchangeable with standardized DIN ejector pins- On request available cut to length with a tolerance of +-0.02 mm

€519.12*
S6540 Dynamic Gas Venting Systems, Ø14 mm, Installation from the Parting Line
S6540_A: 14 | S6540_C: 1 | S6540_M: 2 | S6540_N: - | S6540_P: 0,5
The dynamic SGD mold venting valve is an innovative solution able to help resolve the most common effects of poor cavity venting. SGD is based on a simple mechanical system allowing the gas to escape from a venting hole that automatically closes under the pressure of the plastic flow front. SGD can be placed inside the cavity where the filling pattern produces gas traps. The venting hole isn't affected by mold deposits, thanks to the high venting capacity counter pressure of the air inside the cavity is dramatically reduced.

€346.08*
S6541 Dynamic Gas Venting Valve, Ø6 mm, for Rear Installation
S6541_A: 6 | S6541_C: 0,5 | S6541_M: 1,2 | S6541_N: 0,3 | S6541_P: -
The dynamic SGD mold venting valve is an innovative solution able to help resolve the most common effects of poor cavity venting. SGD is based on a simple mechanical system allowing the gas to escape from a venting hole that automatically closes under the pressure of the plastic flow front. SGD can be placed inside the cavity where the filling pattern produces gas traps. The venting hole isn't affected by mold deposits, thanks to the high venting capacity counter pressure of the air inside the cavity is dramatically reduced.

€346.08*
S6542 Dynamic Gas Venting Valve, Ø4 mm, for Rear Installation
S6542_B: 4 | S6542_C: 0,5 | S6542_L: 105 | S6542_Lmin: 20 | S6542_M: 1,2 | S6542_N: 0,3
The dynamic SGD mold venting valve is an innovative solution able to help resolve the most common effects of poor cavity venting. SGD is based on a simple mechanical system allowing the gas to escape from a venting hole that automatically closes under the pressure of the plastic flow front. SGD can be placed inside the cavity where the filling pattern produces gas traps. The venting hole isn't affected by mold deposits, thanks to the high venting capacity counter pressure of the air inside the cavity is dramatically reduced.

€415.30*
S6545 Special spanner
S6545/ 10x60 Mat.: 2.0401 (brass) Installation and removal of the vent valve S6540/ Ax14x1 (LV) can be carried out directly from the parting line with the aid of a special spanner. This simplifies and shortens the maintenance work. The valve front face has 4 small recesses (0.5 mm) to accommodate the special spanner. These will be mirrored accordingly as protrusions on the moulded part.Download PDF

€57.68*
S6546 Spacer insert
The dynamic SGD mold venting valve is an innovative solution able to help resolve the most common effects of poor cavity venting. SGD is based on a simple mechanical system allowing the gas to escape from a venting hole that automatically closes under the pressure of the plastic flow front. SGD can be placed inside the cavity where the filling pattern produces gas traps. The venting hole isn't affected by mold deposits, thanks to the high venting capacity counter pressure of the air inside the cavity is dramatically reduced.

€28.85*
S6547 SGD mold venting valve
The dynamic SGD mold venting valve is an innovative solution able to help resolve the most common effects of poor cavity venting. SGD is based on a simple mechanical system allowing the gas to escape from a venting hole that automatically closes under the pressure of the plastic flow front. SGD can be placed inside the cavity where the filling pattern produces gas traps. The venting hole isn't affected by mold deposits, thanks to the high venting capacity counter pressure of the air inside the cavity is dramatically reduced. For S6542

€6.93*
S6548 Dynamic Gas Venting Valve, Ø6 mm
S6548_A: 6 | S6548_C: 0,5 | S6548_M: 1,2 | S6548_N: 0,3 | S6548_P: -
The dynamic SGD mold venting valve is an innovative solution able to help resolve the most common effects of poor cavity venting. SGD is based on a simple mechanical system allowing the gas to escape from a venting hole that automatically closes under the pressure of the plastic flow front. SGD can be placed inside the cavity where the filling pattern produces gas traps. The venting hole isn't affected by mold deposits, thanks to the high venting capacity counter pressure of the air inside the cavity is dramatically reduced.

€369.15*
S6549 Special key
S6549_Balzi Item No.: CS-SGDAF
Mat.: 1.7225 (Steel)The venting valve S6548- . . . can be mounted thanks to the special key S6549-1.This application makes faster and simpler the valve maintenance procedure.

€57.68*
S6550 Venting Insert
The ISG mold venting insert is a modular product consisting of concentric rings properly designed to create a gap of 0.03 mm between each element. The ISG insert can be assembled and disassembled from a mold front side allowing for quick maintenance operations.

€87.78*
S6576 ECOVENT - Dynamic mould venting system
S6576_Balzi Item No.: EB
S6576 - ECOVENT Dynamic mould venting system is an innovative solution able to help resolve the most common effects of poor venting and able to reduce the maintenance of venting grooves and channels. S6577 - ECOVENT Dynamic mould venting system is based on a simple mechanical system allowing the gas to escape from an exit measuring only a few square millimeters that automatically closes under the pressure of the plastic flow front. Counter pressure of the air inside the cavity is dramatically reduced which modifies the injection parameter and improves the filling pattern.

€403.75*
S6577 ECOVENT - Dynamic mould venting system
S6577_Balzi Item No.: EB-MINI
S6577 - ECOVENT Dynamic mould venting system is an innovative solution able to help resolve the most common effects of poor venting and able to reduce the maintenance of venting grooves and channels. S6577 - ECOVENT Dynamic mould venting system is based on a simple mechanical system allowing the gas to escape from an exit measuring only a few square millimeters that automatically closes under the pressure of the plastic flow front. Counter pressure of the air inside the cavity is dramatically reduced which modifies the injection parameter and improves the filling pattern.

€426.85*
S6578 Ware Plate for S6576
Mat.: 1.4028 /50+2 HRC

€93.74*
S6603 Rack
S6603/ . . . Mat.: 1.2085 Delivery contents: 1 pieceDownload PDF

€428.00*
S6604 Tie Bar Pad, Blank
S6604/ . . . Mat.: BronzeDownload PDF

€344.00*
S6607 Block Cylinder for Actuating of Ejector Assembly
S6607/ 50 Temperature: max. 100 °C Included in delivery: NPT couplings (2) Locating key M12x100 SHCS (4) Download PDFDownload STP

€1,160.00*
S6608 Ejector Assembly Coupling
S6608/ 28x38 Mat.: 1.7223 (AISI 4140)Download PDF

€76.50*
S6701 Holder for Ejector Pins
S6701_A: 2 | S6701_B: 4,6 | S6701_C: 8,3 | S6701_D: M10 | S6701_E: 14 | S6701_F: 2,1 | S6701_G: 4,1 | S6701_H: 1,2 | S6701_L: 1,1 | S6701_M: 1,4 | S6701_SW: 4
The ejector holder is a simple and safe system to set the ejector pins into the mould plate or into the ejector plate. This solution dramatically reduces the machining time and, thanks to its geometry, avoids potential failures caused by the ejector head locking. The ejector holder is also available with an ejector anti-twist lock system and with an axial hole for applications with ejector slave.

€8.96*